DR. WILLIAM SOREN MORTENSEN M.D.
NPI 1700156064
Dermatology in Reno, NV

Q: What is William Mortensen's NPI number?

The NPI number for William Mortensen is 1700156064. It was assigned to this individual provider in the NPPES registry on January 4, 2012.

Q: What is William Mortensen's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Q: When was this NPI record last updated?

The NPPES record for William Mortensen was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since January 04, 2012PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

500 DAMONTE RANCH PKWY, RENO, NV 89521(775) 829-1212(775) 829-1179 Get Directions Write a Review

NPPES record last updated: March 4, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. William Soren Mortensen M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM SOREN MORTENSEN M.D. (NPI 1700156064) is an individual dermatology provider in Reno, Nevada, licensed in Nevada (15717) and active in the NPI registry since January 2012. He is enrolled in Medicare PECOS, is affiliated with Renown Regional Medical Center, and is a graduate of Loma Linda University School Of Dentistry (2011).

NPPES Registry Identity

NPI1700156064

Entity TypeIndividualMale

Primary Taxonomy207N00000X

Provider Legal NameDR. WILLIAM SOREN MORTENSENCredential: M.D.

Location Address500 DAMONTE RANCH PKWYReno, NV 89521-5912

Mailing Address4700 Exchange Ct Ste 110Boca Raton, FL 33431-4450 · (561) 948-0291 · Fax (561) 859-0429

Phone(775) 829-1212

Fax(775) 829-1179

Sole ProprietorNo

Medical School CMSLoma Linda University School Of DentistryGraduated 2011

Enumeration DateJanuary 4, 2012

Last NPPES UpdateMarch 4, 2026

NPPES CertifiedMarch 4, 2026

✔ NPI 1700156064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

License✔ Licensed in NV · 15717

Definition

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

500 DAMONTE RANCH PKWY, Reno, NV 89521

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William Soren Mortensen M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5294956033

PECOS Enrollment IDI20150630002195

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 25

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

5,342 services787 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

1,561 services1,082 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

1,270 services934 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

711 services577 patients

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 17311

This procedure involves the careful removal of a growth from the head, neck, hands, or feet. The removed tissue, divided into 1-5 blocks, is then examined under a microscope to study its characteristics and determine the nature of the growth.

206 services170 patients

Destruction of precancer skin growth, 15 or more growths 17004

This procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.

203 services155 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

190 services138 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

142 services142 patients

Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 17312

This procedure involves the careful removal of abnormal growths from the head, neck, hands, or feet. The removed tissues, divided into 1-5 blocks, are then examined under a microscope to identify any irregularities. The process may be carried out in multiple stages for thorough examination.

99 services62 patients

Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm 11301

This procedure involves the careful removal of a small skin growth on the body, arms, or legs. It's done by shaving off the growth that's 0.6-1.0 cm in size. It's a common, safe method to treat non-cancerous skin growths and improve skin appearance.

56 services50 patients

Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.5 cm or less 11310

This procedure involves the careful removal of a small skin growth on the face or related areas. A medical professional uses a special tool to gently shave off the growth, which is 0.5 cm or less. It's a common, safe procedure.

41 services41 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

41 services14 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

37 services36 patients

Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm 17262

This procedure involves removing a cancerous skin growth on the trunk, arms, or legs that is between 1.1 and 2.0 cm in size. The growth is destroyed using methods like surgery, laser, or freezing, aiming to eliminate cancer and prevent its spread.

37 services29 patients

Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm 11311

This procedure involves removing a small skin growth on the face or related areas like the ears, eyelids, nose, lips, or mouth. The growth is gently shaved off, typically under local anesthesia. It's a quick, safe process for growths between 0.6-1.0 cm in size.

34 services31 patients

Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm 11302

This procedure involves the careful removal of a skin growth on your body, arms, or legs. The growth is between 1.1 and 2.0 cm. A special tool is used to shave off the growth, which is a quick and relatively painless process.

28 services24 patients

Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm 13121

This is a procedure to repair a complex wound on your scalp, arm, or leg that is 2.6-7.5 cm long. It involves cleaning, removing damaged tissue, and stitching the wound to promote healing. It's performed under local or general anesthesia.

26 services26 patients

Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm 11602

This procedure involves the surgical removal of a cancerous skin growth on the body, arms, or legs. The growth is between 1.1 and 2.0 cm in size. The goal is to eliminate cancer cells and prevent them from spreading to other parts of the body.

24 services24 patients

Shaving of skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm 11306

This procedure involves the careful removal of a small skin growth, between 0.6-1.0 cm in size, from the scalp, neck, hands, or feet. It's done using a special tool to gently shave off the growth, ensuring minimal discomfort.

20 services20 patients

Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 1.1-2.5 cm 13131

This procedure involves the complex repair of a wound in areas like the forehead, cheeks, chin, mouth, neck, underarms, hands, or feet. The wound size is between 1.1-2.5 cm. This repair may involve multiple layers of sutures and could require reconstruction of the skin.

20 services19 patients

Shaving of skin growth of body, arms, or legs, 0.5 cm or less 11300

This is a simple procedure where a small skin growth on your body, arms, or legs, measuring 0.5 cm or less, is carefully shaved off. It's typically quick, with minimal discomfort. It helps to prevent any potential health issues related to the growth.

19 services19 patients

Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm 13132

This procedure involves the complex repair of a wound in areas like the forehead, cheeks, chin, mouth, neck, underarms, hands, or feet. The wound size ranges from 2.6-7.5 cm. The process includes cleaning, removing damaged tissue, and stitching the wound for proper healing.

18 services17 patients

Shaving of skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm 11307

This procedure involves the careful removal of a skin growth between 1.1 to 2.0 cm in size. The growth could be located on the scalp, neck, hands, or feet. The process is done using a sharp instrument to shave off the growth, promoting healthier skin.

17 services15 patients

Complicated repair of wound of trunk, 2.6-7.5 cm 13101

This service involves the intricate repair of a wound on your body's main structure, between your neck and limbs. The wound measures 2.6-7.5 cm. The procedure includes deep-layer stitching and may involve repairing damaged tissue.

15 services15 patients

Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm 11312

This procedure involves the careful removal of a skin growth on the face, ears, eyelids, nose, lips, or mouth. The growth being treated is between 1.1 and 2.0 cm in size. The process is typically quick, with minimal discomfort, and aids in maintaining skin health.

13 services13 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Renown Regional Medical Center

Acute Care Hospitals · Reno, NV

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number290001

Location1155 Mill StreetReno, NV 89502 · Washoe County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89521 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$88.51 typical visit price

range $57.07 – $173.24

Typical copayment $22.12 (range $14.26 – $43.31)

Most-billed visit code 99203

Established Patient

$71.14 typical visit price

range $18.27 – $140.96

Typical copayment $17.78 (range $4.56 – $35.24)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JESSICA E VINSONHALER

Registered Nurse (Home Health)

500 DAMONTE RANCH PKWY
RENO, NV 89521

Storey County (775) 828-1000

MS. MELANIE DENISE BUCKLEY PA

Physician Assistant

500 DAMONTE RANCH PKWY, SUITE 703
RENO, NV 89521

Storey County (775) 398-4600

DR. ROBYN BECK MITCHELL D.C.

Chiropractor (Radiology)

500 DAMONTE RANCH PKWY, #765
RENO, NV 89521

Storey County (775) 851-7626

RENO OPENAIR MRI, INC.

Radiology (Diagnostic Radiology)

500 DAMONTE RANCH PKWY, STE. 765
RENO, NV 89521

Storey County (775) 851-7626

DR. JENNIFER JABLON JANIGA M.D.

Dermatology

500 DAMONTE RANCH PKWY, 703
RENO, NV 89521

Storey County (775) 398-4600

MARGO BENDER

Registered Nurse (Home Health)

500 DAMONTE RANCH PKWY
RENO, NV 89521

Storey County (775) 828-1000

MARK BARTON PT, DPT

Physical Therapist

500 DAMONTE RANCH PKWY
RENO, NV 89521

Storey County (775) 828-1000

JENNIFER OLVEDA

Registered Nurse (Case Management)

500 DAMONTE RANCH PKWY
RENO, NV 89521

Storey County (775) 828-1000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Mortensen's NPI number?

The NPI number for William Mortensen is 1700156064. It was assigned to this individual provider in the NPPES registry on January 4, 2012.

Where is William Mortensen located?

William Mortensen practices at 500 Damonte Ranch Pkwy, Reno, NV 89521. The listed phone number is (775) 829-1212.

What is William Mortensen's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is William Mortensen enrolled in Medicare?

Yes. William Mortensen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is William Mortensen affiliated with any hospitals?

According to CMS data, William Mortensen is affiliated with Renown Regional Medical Center.

When was this NPI record last updated?

The NPPES record for William Mortensen was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.